#BBDDF9
Closest named color: Light Blue (#ADD8E6). oklch(88.2% 0.053 243.2), rgb(187, 221, 249).
Aa
Black text reads best on this color (14.82:1).
About this color
#BBDDF9 is a light, muted blue. In OKLCH its lightness is 88%, its chroma 0.053 and its hue 243°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.033 away. Black text reads best on it, at 14.82:1.
| Hue family | Blues |
| Lightness | light (88%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 14.82:1 |
| White text | 1.41:1 |
Values
| HEX | #BBDDF9 |
| RGB | rgb(187, 221, 249) |
| HSL | hsl(207, 84%, 85%) |
| OKLCH | oklch(88.2% 0.053 243.2) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #BBDDF9 | 1.41:1 | Fails | Lc -22.9 | Dividers and decoration only |
| Black text on #BBDDF9 | 14.82:1 | AAA | Lc 83.6 | Fine for body text |
| #BBDDF9 text on white | 1.41:1 | Fails | Lc 20.1 | Dividers and decoration only |
| #BBDDF9 text on black | 14.82:1 | AAA | Lc -83.4 | Fine for body text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 200.
-
Step 50
50
#F0F6FB
oklch(97% 0.009 242.8)
-
Step 100
100
#DFECF6
oklch(93.6% 0.019 240.7)
-
Step 200
200 (this color)
#BBDDF9
oklch(88.2% 0.053 243.2)
-
Step 300
300
#9BC6EA
oklch(80.8% 0.069 244)
-
Step 400
400
#60A8DF
oklch(70.7% 0.109 243.2)
-
Step 500
500
#2691D6
oklch(63.1% 0.139 243)
-
Step 600
600
#007ABB
oklch(55.7% 0.134 242.9)
-
Step 700
700
#00669E
oklch(49% 0.119 243.2)
-
Step 800
800
#005483
oklch(42.8% 0.104 243)
-
Step 900
900
#01456D
oklch(37.5% 0.091 243.3)
-
Step 950
950
#072940
oklch(27% 0.057 243.1)
#BBDDF9 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #D2DDFA | 0.029 |
| Deuteranopia (no green cones) | #CAD6F9 | 0.025 |
| Tritanopia (no blue cones) | #A9E4E6 | 0.043 |
| Achromatopsia (no color) | #D9D9D9 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BBDDF9
#BBDDF9
oklch(88.2% 0.053 243.2)
- #F2D1B5
#F2D1B5
oklch(88.1% 0.053 62.4)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #BBDDF9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.033
- Powder Blue #B0E0E6 ΔE 0.034
- Cadet Gray #CED4DA ΔE 0.045
- Celeste #A8DADC ΔE 0.048
- Baby Blue #A2CFFE ΔE 0.052
- Pale Turquoise #AFEEEE ΔE 0.053
- Diamond #B9F2FF ΔE 0.054
- Gainsboro #DCDCDC ΔE 0.054
Use #BBDDF9 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.